#pragma once /* scrbuf.hpp Буферизация вывода на экран, весь вывод идет через этот буфер */ /* Copyright © 1996 Eugene Roshal Copyright © 2000 Far Group All rights reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: 1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer. 2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution. 3. The name of the authors may not be used to endorse or promote products derived from this software without specific prior written permission. THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #include "bitflags.hpp" #include "CriticalSections.hpp" #include "plugin.hpp" class ScreenBuf { private: CriticalSection CS; FAR_CHAR_INFO MacroChar; FAR_CHAR_INFO ElevationChar; FAR_CHAR_INFO *Buf; FAR_CHAR_INFO *Shadow; BitFlags SBFlags; int LockCount; DWORD CurSize; SHORT BufX,BufY; SHORT CurX,CurY; bool MacroCharUsed; bool ElevationCharUsed; bool CurVisible; public: ScreenBuf(); ~ScreenBuf(); public: void AllocBuf(int X,int Y); void Lock(); void Unlock(); int GetLockCount() {return(LockCount);}; void SetLockCount(int Count) {LockCount=Count;}; void ResetShadow(); void MoveCursor(int X,int Y); void GetCursorPos(SHORT& X,SHORT& Y); void SetCursorType(bool Visible, DWORD Size); void GetCursorType(bool& Visible, DWORD& Size); public: void FillBuf(); void Read(int X1,int Y1,int X2,int Y2,FAR_CHAR_INFO *Text,size_t MaxTextLength); void Write(int X,int Y,const FAR_CHAR_INFO *Text,int TextLength); void RestoreMacroChar(); void RestoreElevationChar(); void ApplyShadow(int X1,int Y1,int X2,int Y2); void ApplyColor(int X1,int Y1,int X2,int Y2,const FarColor& Color, bool PreserveExFlags = false); void ApplyColor(int X1,int Y1,int X2,int Y2,const FarColor& Color,const FarColor& ExceptColor, bool ForceExFlags = false); void FillRect(int X1,int Y1,int X2,int Y2,WCHAR Ch,const FarColor& Color); void Scroll(int); void Flush(); }; extern ScreenBuf ScrBuf;